Skylight



FIG. 1 is a perspective view of a skylight showing my new design;

FIG. 2 is a top view thereof;

FIG. 3 is a front view thereof, the rear being a mirror image thereof;

FIG. 4 is a right end view thereof, the left end being a mirror image thereof; and,

FIG. 5 is a bottom view thereof. 

The ornamental design for a skylight, as shown and described. 